The angle bisectors of the three angles of XYZ, intersect at the incenter of the circle. With that incenter a circle can be drawn to touch the three sides internally. 6.
To comply with Navigation Rules and for distress signaling purposes all boats must carry a sound producing device (whistle, horn, siren, etc.) capable of a 4-second blast audible for Â½ mile. *Boats larger than 39.4 ft. are no longer required to have a bell (see Navigation Rules.)
Digital equipment needs less signal but it is sensitive to noise and will start to pixelate. Usually, the cable is inadequate. It must not generate noise if it is used for a digital signal.